The Bolt,shear, cataloged under National Stock Number 5306-00-003-6745, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-003-6745 |
| Primary Part Number | 51B464T3A2 |
| Item Name | Bolt,shear |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Head Height | 0.105 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Fastener Length | 0.391 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN |
| Thread Length | 0.256 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 76823-51B464 MANUFACTURERS STANDARD |
| Grip Length | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Width Between Flats | 0.365 INCHES MINIMUM AND 0.377 INCHES MAXIMUM IN |
| Grip Diameter | 0.1885 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | TITANIUM ALLOY OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 51B464T3A2 | Huck International, Inc (USA) |
| 51B464T3A2 | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| 51B464T3A2 | Hi-Shear Corporation (USA) |
| 51B464T3A2 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 51B464T3A2 | Sps Technologies Llc Dba PB Fasteners Div PB Fasteners (USA) |
| 51B464T3A2 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 51B464T3A2 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 51B464T3A2 | 5/2 Secondary reference U.S. Government activity |
| 51B464T3A2 | 5/9 Secondary reference U.S. Government activity |
| 51B464T3A2 | 3/2 Design control — primary reference U.S. Government activity |
| 51B464T3A2 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
NSN 5306-00-003-6745 is a Bolt,shear, manufactured by Huck International, Inc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-003-6745 has 6 manufacturer part numbers on file: 51B464T3A2 (Huck International, Inc), 51B464T3A2 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), 51B464T3A2 (Hi-Shear Corporation), 51B464T3A2 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 51B464T3A2 (Sps Technologies Llc Dba PB Fasteners Div PB Fasteners) and 1 more.
Key specifications for 51B464T3A2: Head Height: 0.105 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Fastener Length: 0.391 INCHES MINIMUM AND 0.432 INCHES MAXIMUM IN; Thread Length: 0.256 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.190 INCHES IN. 15 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.